參數(shù)資料
型號: LM86BIMQX
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 模擬信號調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO24
封裝: QSOP-24
文件頁數(shù): 20/26頁
文件大?。?/td> 261K
代理商: LM86BIMQX
Pin Descriptions (Continued)
Symbol
Pin
Typ
Name and Function/Connection
Remote
Remote1+
18
Remote Thermal
Diode Positive
Input
Positive input (current source) from the first remote thermal diode.
Serves as the positive input into the A/D. Connected to
THERMDA pin of Pentium processor or the base of a diode
connected MMBT3904 NPN transistor.
Remote1
17
Remote Thermal
Diode Negative
Input
Negative input (current sink) from the first remote thermal diode.
Serves as the negative input into the A/D. Connected to
THERMDC pin of Pentium processor or the emmiter of a diode
connected MMBT3904 NPN transistor.
Remote2+
16
Remote Thermal
Diode Positive
Output
Positive input (current source) from the first remote thermal diode.
Serves as the positive input into the A/D. Connected to
THERMDA pin of Pentium processor or the base of a diode
connected MMBT3904 NPN transistor.
Remote2
15
Remote Thermal
Diode Negative
Input
Negative input (current sink) from the first remote thermal diode.
Serves as the negative input into the A/D. Connected to
THERMDC pin of Pentium processor or the emmiter of a diode
connected MMBT3904 NPN transistor.
Fan
Tachometer
Inputs
TACH1
11
Digital Input
Input for monitoring tachometer output of fan 1.
TACH2
12
Digital Input
Input for monitoring tachometer output of fan 2.
TACH3
9
Digital Input
Input for monitoring tachometer output of fan 3.
TACH4/Address
Select
14
Digital Input
Input for monitoring tachometer output of fan 4. If in Address
Select Mode, determines the SMBus address of the LM85.
Fan
Control
PWM1/xTest
Out
24
Digital Open-Drain
Output
Fan speed control 1. When in XOR tree test mode, functions as
XOR Tree output.
PWM2
10
Digital Open-Drain
Output
Fan speed control 2.
PWM3/Address
Enable
13
Digital Open-Drain
Output
Fan speed control 3. Pull to ground at power on to enable
Address Select Mode (Address Select pin controls SMBus
address of the device).
LM85
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相關(guān)PDF資料
PDF描述
LM85BIMQ/NOPB SPECIALTY ANALOG CIRCUIT, PDSO24
LM9140BYZ-5.0X 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 5 V, PBCY3
LM9140BYZ-4.1X 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 4.096 V, PBCY3
LM9140BYZ-5.0 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 5 V, PBCY3
LM9140BYZ-4.1 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 4.096 V, PBCY3
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